Which of the following is most likely the basic process attended to and adjusted by acid-base mechanisms in the body?
A: Generation of hydrogen ions in the body
B: Generation of hydroxide ions in the body
C: Pumping out of potassium ions from cells
D: Generation of chloride ions in the stomach
A: Generation of hydrogen ions in the body
B: Generation of hydroxide ions in the body
C: Pumping out of potassium ions from cells
D: Generation of chloride ions in the stomach
举一反三
- The formation of human body current is mainly due to ( ). A: Potassium ion B: Sodium ion C: Potassium and sodium ions D: Calcium ion
- Which of the following options below is most true about metabolic acidosis? A: There was overall use or decrease of the bicarbonate ions. B: Acids were produced more quickly than bicarbonate ions. C: Bicarbonate ions were not able to cross to the extracellular space. D: Hydrogen ions were not eliminated by the kidneys.
- Which of the following is a consequence of myelination in large nerve fibers? A: Decreased velocity of nerve impulses B: Generation of action potentials only at the nodes of Ranvier C: Increased nonselective diffusion of ions across the axon membrane D: Increased membrane capacitance
- When an electron jumps from one atom to another, 2 ions of opposite charge are generated; these ions are held together by mutual attraction forming a __________________.
- The concentration of potassium ions in the cell ( ) is the concentration outside the cell, while the concentration of sodium ions in the cell ( ) is the concentration outside the cell. A: Greater than B: Bigger than smaller than C: Less than D: Less than, greater than